Dapsone is an antibacterial and anti-inflammatory drug that has been used in dermatology for many years to treat a range of skin conditions. Originally developed as an antibacterial medication, dapsone has been found to have potent anti-inflammatory properties as well, making it a valuable treatment option for various skin disorders.

Dapsone works by inhibiting bacterial growth and also has immunomodulatory effects. It is often used in the treatment of acne vulgaris, dermatitis herpetiformis, and various other skin conditions, including blistering disorders and autoimmune connective tissue diseases such as lupus erythematosus and dermatomyositis.

Dapsone is generally well-tolerated, although potential side effects include hemolytic anemia, methemoglobinemia, and peripheral neuropathy. Patients taking dapsone should be monitored regularly for these and other adverse effects. It is also important to note that dapsone may interact with other medications, including rifampicin and trimethoprim-sulfamethoxazole

This quiz is designed to test your knowledge on dapsone, including its mechanism of action, indications, contraindications, adverse effects, and drug interactions.

Successful completion of this quiz requires a good understanding of dapsone and its clinical applications. We encourage you to review the associated learning module before taking the quiz.

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1. Bolognia JL: Dermatology, 4th ed; 2018.
2. Stephen E Wolverton JJW: Comprehensive Dermatologic Drug Therapy 4th edn: Elsevier; 2020